Try harder to display node hashes in tags view in monospaced font. Used to work around Firefox's behaviour if "Allow pages to choose their own fonts" is disabled.

#!/bin/sh

hg init
mkfifo p

hg serve --stdio < p &
P=$!
(echo lock; echo addchangegroup; sleep 5) > p &
Q=$!
sleep 1
kill -HUP $P
wait
ls .hg